DUN HAIPING

PrivateCIK: 1721581
Location

FREMONT, CA

Senior insider sale

ACM RESEARCH, INC. — senior position signals high conviction

$736.8K

10K shares

What this filing means

DUN HAIPING plans to sell 10K shares of ACM RESEARCH, INC. valued at approximately $736.8K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderDUN HAIPINGCIK 1721581
IssuerACM RESEARCH, INC.CIK 1680062
Director
Since Apr 2019
10K
Shares to sell
$736.8K
Approx. market value
5K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Sort

Stock Option Exercise

Cash

8/18/2026
5K
Total acquired5K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

5K

Market value

$331.1K

5/19/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

5K

Market value

$405.7K

8/18/2026
Total

Units

10K

Value

$736.8K